Constant AV_TX_FULL_IMDCT

pub const AV_TX_FULL_IMDCT: u32 = 4; // 4u32

Performs a full inverse MDCT rather than leaving out samples that can be derived through symmetry. Requires an output array of ‘len’ floats, rather than the usual ‘len/2’ floats. Ignored for all transforms but inverse MDCTs.